my method "abc" return array of interface "xyz" and "pqr" is abstract class implements abc and class "jkl" extends pqr My problem 1) when i call abc it retrun array xyz how can i do this hint xyz refer_xyz = new jkl(); but i can't create array. 2)I want to access method of jkl using reference of xyz??
1 2404StringBuilder s = new StringBuilder("Hello Mom");s.append(",I mean,Mother"); Response.Write(s.ToString()); String s = "Hello Mom"; s+ = ",I mean Mom"; Response.Write(s); Which is faster ? which uses the most memory?
HCL,
6 5666I have one Shopping cart application, i that i have selected some items, while clicking submit button by mistake i have clicked twice or trice, that time items are selected twice or trice. Actually i want only one copy of items but its selected twice or trice. So how can we avoid this problem?
2 4859Hai all I want to print given array in reverse order Ex: int a[]={1,2,3,4,5};display this array in reverse order.
4 3801when a servlet sends request for first time it uses the follwing methods a)init b)doget() c)dopost() d)service
4 4943I have 100 records in a table with two rows. I need to display 10 records per page like Google Search. I need only the Logic(Pagination) in Pure Java. No JSP and all..Thanks in Advance...
2 6080
What is an example of a boolean?
What will happen if a thrown exception is not handled?
What is factor r?
What is the difference between the prefix and postfix forms of the ++ operator?
What lambda means?
What is difference between iterator and enumeration in java?
Program to Find the second largest element in an array.
What is better- service oriented or batch oriented solutions?
Difference between error and exception
Which sorting algorithm is best in java?
How do you achieve polymorphism in java?
What are the two types of java programming?
Does java linked list allow duplicates?
What is the purpose of the finally clause of a try-catch-finally statement in java programming?
What is illegal identifier in java?
